<div id="page-loader" style="cursor: progress; position: fixed; top: -50%; left: -50%; width: 200%; height: 200%; background: #fff; z-index: 10000; overflow: hidden;">
    <img src="${ctxPath}/img/page-loader.gif" style="position: absolute; top: 0; left: 0; right: 0; bottom: 0; margin: auto;" />
</div>